112021041220 has 48 divisors (see below), whose sum is σ = 259170964416. Its totient is φ = 40331600000.

The previous prime is 112021041193. The next prime is 112021041247. The reversal of 112021041220 is 22140120211.

It is an interprime number because it is at equal distance from previous prime (112021041193) and next prime (112021041247).

It is a junction number, because it is equal to n+sod(n) for n = 112021041194 and 112021041203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2498506 + ... + 2542945.

It is an arithmetic number, because the mean of its divisors is an integer number (5399395092).

Almost surely, 2^112021041220 is an apocalyptic number.

112021041220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112021041220 is an abundant number, since it is smaller than the sum of its proper divisors (147149923196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112021041220 is a wasteful number, since it uses less digits than its factorization.

112021041220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041572 (or 5041570 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112021041220 its reverse (22140120211), we get a palindrome (134161161431).

The spelling of 112021041220 in words is "one hundred twelve billion, twenty-one million, forty-one thousand, two hundred twenty".